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Model: NACHI 32056 - Metric tapered roller bearings>
Bearing Size
d = 280D = 420
B = 82
T = 87
C = 71
a = 4.3
da(min) = 305
db(max) = 304
Da(min) = 370
Db(min) = 405
S1(min) = 14
S2(min) = 22
Cone ra(max) = 4
Cup ra(max) = 3
Mass = 39
Basic load rating: 1070000
Basic load rating: 1070000
Rated static load: 2080000
Limit speed（Grease lubrication）: 750
Limit speed（Oil lubrication） 1000
